*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    font-weight: normal;
}

body {
    min-height: 100vh;
    font-family:
            Inter,
            -apple-system,
            BlinkMacSystemFont,
            'Segoe UI',
            Roboto,
            Oxygen,
            Ubuntu,
            Cantarell,
            'Fira Sans',
            'Droid Sans',
            'Helvetica Neue',
            sans-serif;
    font-size: 15px;
    background: #fdfdfd;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a{
    text-decoration: none;
    color: #333;
    font-size: 16px;
}

#header{
    background-color: #f5f5f5;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 9;
    height: 60px;
    border-bottom: 1px solid rgba(0, 0, 0, .05);
}

#main{
    display: flex;
    align-items: center;
    min-height: calc(100vh - 60px - 200px);
}

#footer{
    height: 200px;
    background: #f4f4f4;
}

.wrap{
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px;
}

.box0{
    display: flex;
    align-items: center;
}

.logo{
    display: flex;
    align-items: center;
}
.logo img{
    width: 32px;
    height: 32px;
}
.logo p{
    color: #333;
    margin-left: 10px;
    font-size: 1.5rem;
}
.logo span{
    font-weight: bold;
}

.logo span:first-child{
    color: gray;
}

.nav{
    margin-left: auto;
}

.nav a{
    margin-left: 30px;
    transition: color 0.2s ease 0s;
}
.nav .active {
    font-weight: bold;
}

.box1{
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
.box1 .title{
    font-size: 40px;
    font-weight: 600;
}

.box1 .desc{
    font-size: 22px;
    margin-top: 12px;
    color: rgb(75 85 99);
}

.box1 .download{
    margin-top: 80px;
}

.btn{
    display: inline-block;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    border-radius: 4px;
    color: #fff;
    background-color: #10A37F;
    border: none;
    transition: background-color 0.3s;
}
.btn:hover {
    background-color: #0a6a54;
}
.remark{
    margin-top: 10px;
    color: gray;
    font-size: 14px;
}


.right img{
    padding: 20px;
    max-width: 540px;
    max-height: 400px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.right img:hover {
    transform: translateY(-5px);
}

.box2{
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    width: 100%;
}
.box2 .item{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px 50px;
    border-radius: 10px;
}
.box2 .item img{
    margin-top: 10px;
    width: 50px;
    height: 50px;
}

.box2 .title2{
    font-size: 22px;
    color: #555;
}

.box2 .desc2{
    margin-top: 20px;
    font-size: 16px;
    color: #555;
}

.box2 .desc3{
    margin-top:5px;
    font-size: 12px;
    color: #555;
}

@media screen and (max-width: 800px){
   .box1{
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    #footer{
        height: 100%;
        background: #f4f4f4;
    }

    .box2{
        display: flex;
        flex-direction: column;
    }
}